[MCD] SWOMCD

Wed Jul 19 19:57:23 UTC 2006

ACUS11 KWNS 191956
SWOMCD
SPC MCD 191955 
ILZ000-192100-

MESOSCALE DISCUSSION 1564
NWS STORM PREDICTION CENTER NORMAN OK
0255 PM CDT WED JUL 19 2006

AREAS AFFECTED...CNTRL IL

CONCERNING...SEVERE THUNDERSTORM POTENTIAL 

VALID 191955Z - 192100Z

ONGOING TSTMS OVER NWRN IL ARE EXPECTED TO MOVE/DEVELOP S OF WW 617
BY 21Z.  A NEW WW WILL LIKELY BE REQUIRED SOON.

AS OF 1950Z...DVN RADAR IMAGERY INDICATED A SHORT SEGMENT BOWING
STRUCTURE FROM BUREAU COUNTY SWWD INTO KNOW COUNTY IL WITH A MOTION
OF 330/35 KTS. INFLOW AIR MASS ACROSS CNTRL IL HAS BECOME STRONGLY
UNSTABLE WITH MLCAPES OF 3000-4000 J/KG OWING TO A HOT AND VERY
MOIST BOUNDARY LAYER...WHICH SHOULD SUPPORT CONTINUED FORWARD
PROPAGATION OF MCS INTO CNTRL IL THIS EVENING. DAMAGING WINDS WILL
REMAIN THE PRIMARY SEVERE WEATHER HAZARD...THOUGH LARGE HAIL WILL
ALSO REMAIN POSSIBLE.

..MEAD.. 07/19/2006

...PLEASE SEE WWW.SPC.NOAA.GOV FOR GRAPHIC PRODUCT...

ATTN...WFO...ILX...LSX...DVN...

40309098 40569049 40378969 40338847 40418768 40058762
39128771 39048888 39198992 39409071 

WWWW